<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8"/>
    <title>图片插入练习</title>
</head>
<body>
显示1.png图片 <img src="../../1.png"> <br>
显示2.png图片 <img src="../2.png"> <br>
显示3.png图片 <img src="3.png"> <br>
显示4.png图片 <img src="c/4.png"> <br>
显示5.png图片 <img src="c/d/5.png"> <br>
<img alt="" src="https://cdn.tmooc.cn/bsfile//courseImg///94D557C1DBB44FDA909B3B2BDC433A28.png">
</body>
</html>